84661770441 has 8 divisors (see below), whose sum is σ = 113189943424. Its totient is φ = 56287388880.

The previous prime is 84661770419. The next prime is 84661770449. The reversal of 84661770441 is 14407716648.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 84661770441 - 2¹⁴ = 84661754057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84661770449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38446570 + ... + 38448771.

It is an arithmetic number, because the mean of its divisors is an integer number (14148742928).

Almost surely, 2^84661770441 is an apocalyptic number.

It is an amenable number.

84661770441 is a deficient number, since it is larger than the sum of its proper divisors (28528172983).

84661770441 is a wasteful number, since it uses less digits than its factorization.

84661770441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76895711.

The product of its (nonzero) digits is 903168, while the sum is 48.

The spelling of 84661770441 in words is "eighty-four billion, six hundred sixty-one million, seven hundred seventy thousand, four hundred forty-one".